Bump gitpython from 3.0.2 to 3.1.30 in /examples/research_projects/distillation (#21011)

Bump gitpython in /examples/research_projects/distillation

Bumps [gitpython](https://github.com/gitpython-developers/GitPython) from 3.0.2 to 3.1.30.
- [Release notes](https://github.com/gitpython-developers/GitPython/releases)
- [Changelog](https://github.com/gitpython-developers/GitPython/blob/main/CHANGES)
- [Commits](https://github.com/gitpython-developers/GitPython/compare/3.0.2...3.1.30

)

---
updated-dependencies:
- dependency-name: gitpython
  dependency-type: direct:production
...
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examples/research_projects/distillation/requirements.txt

 transformers
 
-gitpython==3.0.2
+gitpython==3.1.30
 tensorboard>=1.14.0
 tensorboardX==1.8
 psutil==5.6.6